<template>
  <div class="index">
    <div class="container">
      <div class="swiper-box">
        <div class="nav-menu">
          <ul class="menu-wrap">
            <li class="menu-item">
              <a href="javascript:;">手机 电话卡</a>
              <div class="children">
                <ul v-for="(item,index) in menuList" :key="index">
                  <li v-for="(sub,i) in item" :key="i">
                    <a v-bind:href="sub?'/#/product/' + sub.id:''">
                      <img v-bind:src="sub? sub.img:'/imgs/item-box-1.png'">
                      {{sub?sub.name:'小米9'}}
                    </a>
                  </li>
                </ul>
              </div>
            </li>
            <li class="menu-item">
              <a href="javascript:;">电视 盒子</a>
            </li>
            <li class="menu-item">
              <a href="javascript:;">笔记本 平板</a>
            </li>
            <li class="menu-item">
              <a href="javascript:;">家电 插线板</a>
            </li>
            <li class="menu-item">
              <a href="javascript:;">出行 穿戴</a>
            </li>
            <li class="menu-item">
              <a href="javascript:;">智能 路由器</a>
            </li>
            <li class="menu-item">
              <a href="javascript:;">电源 配件</a>
            </li>
            <li class="menu-item">
              <a href="javascript:;">生活 箱包</a>
            </li>
          </ul>
        </div>
        <swiper :options="swiperOption">
          <swiper-slide v-for="(item,index) in sliderList" :key="index">
            <a :href="'/#/product/'+ item.id"><img :src="item.img"></a>
          </swiper-slide>
          <!-- Optional controls -->
          <div class="swiper-pagination"  slot="pagination"></div>
          <div class="swiper-button-prev" slot="button-prev"></div>
          <div class="swiper-button-next" slot="button-next"></div>
        </swiper>
      </div>
      <div class="ads-box">
        <a :href="'/#/product/' +item.id" v-for="(item,index) in adsList" :key="index">
          <img v-lazy="item.img">
        </a>
      </div>
      <div class="banner">
        <a href="'/#/product/30'">
          <img v-lazy="'/imgs/banner-1.png'" alt="">
        </a>
      </div>   
    </div>
    <div class="product-box">
        <div class="container">
          <h2>手机</h2>
          <div class="wrapper">
            <div class="banner-left">
              <a href="'/#/product/23'">
                <img v-lazy="'/imgs/mix-alpha.jpg'" alt="">
              </a>
            </div>
            <div class="list-box">
              <div class="list" v-for="(arr,index) in phoneList" :key="index">
                <div class="item" v-for="(item,i) in arr" :key="i">
                  <span :class="{'new-pro':i%2==0,'kill-pro':i%2==1}">新品</span>
                  <div class="item-img">
                    <img v-lazy="item.mainImage">
                  </div>
                  <div class="item-info">
                    <h3>{{item.name}}</h3>
                    <p>{{item.subtitle}}</p>
                    <p class="price" @click="addCart(item.id)">{{item.price | currency}}</p>
                  </div>
                </div>
              </div>
            </div>
          </div>
        </div>
        
      </div>
    <service-bar></service-bar>
    <modal title="提示"
     sureText="查看购物车" 
     btnTpye="1" 
     modalType="middle" 
     :showModal="showModal" 
     v-on:submit="goToCart"
     v-on:cancel="showModal=false">
      <template v-slot:body>
        <p>商品添加成功</p>
      </template>
    </modal>
  </div> 
</template>
<script>
import ServiceBar from './../components/ServiceBar.vue'
import Modal from './../components/Modal.vue'
import { Swiper, SwiperSlide } from 'vue-awesome-swiper'
import 'swiper/css/swiper.css'
export default {
  name: 'index',
  components: {
    Swiper,
    SwiperSlide,
    ServiceBar,
    Modal
  },
  filters:{
      currency(val){
        if(!val) return '0.00';
        return '￥' + val.toFixed(2) + '元';
    }
  },
  data(){
    return{
      swiperOption:{
        autoplay:true,
        loop:true,
        effect:'cube',
        cubeEffect: {
          shadowOffset: 100,
          shadowScale: 0.6
        },
        pagination: {
          el: '.swiper-pagination',
          clickable:true
        },
        navigation: {
          nextEl: '.swiper-button-next',
          prevEl: '.swiper-button-prev',
        }
      },
      sliderList:[
        {
          id:'42',
          img:'/imgs/slider/slide-1.jpg'
        },
        {
          id:'45',
          img:'/imgs/slider/slide-2.jpg'
        },
        {
          id:'46',
          img:'/imgs/slider/slide-3.jpg'
        },
        {
          id:'',
          img:'/imgs/slider/slide-4.jpg'
        },
        {
          id:'',
          img:'/imgs/slider/slide-5.jpg'
        }
      ],
      
      menuList:[
        [
          {
            id:1,
            img:'/imgs/item-box-1.png',
            name:'小米9'
          },
          {
            id:2,
            img:'/imgs/item-box-2.png',
            name:'小米10'
          },
          {
            id:3,
            img:'/imgs/item-box-3.jpg',
            name:'小米11'
          },
          {
            id:4,
            img:'/imgs/item-box-4.jpg',
            name:'小米12'
          }
        ],[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0]
      ],
      adsList:[
        {
          id:1,
          img:'/imgs/ads/ads-1.png'
        },
        {
          id:2,
          img:'/imgs/ads/ads-2.jpg'
        },
        {
          id:3,
          img:'/imgs/ads/ads-3.png'
        },
        {
          id:4,
          img:'/imgs/ads/ads-4.jpg'
        }
      ],
      phoneList:[],
      showModal:false
    }
  },
  mounted(){
    this.init();
  },
  methods:{
    init(){
      this.axios.get('/products',{
        params:{
          categoryId:1,
          pageSize:8
        }
      }).then((res)=>{
        this.phoneList = [res.list.slice(0,4),res.list.slice(4,8)]
      })
    },
    addCart(id){
      
      this.axios.post('/cart',{
        productId:id,
        selected:true
      }).then((res)=>{
        this.showModal = true;
        this.$store.dispatch('saveCartCount',res.cartTotalQuantity);
      }).catch(()=>{
        this.showModal = true;
      })
    },
    goToCart(){
      this.$router.push('/cart');
    }
  }
}
</script>

<style lang="scss">
@import './../assets/mixin.scss';
@import './../assets/config.scss';
  .index{
    .swiper-box{
      .nav-menu{
        position: absolute;
        width: 264px;
        height: 451px;
        z-index: 9;
        background-color: #55585a7a;
        padding: 27px 0;
        box-sizing: border-box;       
        .menu-wrap{
          .menu-item{
            height: 50px;
            line-height: 50px;
            a{
              display: block;
              position: relative;
              font-size: 16px;
              color: #ffffff;
              padding-left: 30px;
              &:after{
                position: absolute;
                right: 30px;
                top: 17.5px;
                content: '';
                @include bgImg(10px,15px, '/imgs/icon-arrow.png')
              }
            }            
            &:hover{
              background-color: $colorA;
              .children{
                display: block;
              }
            }
            .children{
              display: none;
              position: absolute;
              width: 962px;
              height: 451px;
              background-color: $colorG;
              top: 0;
              left: 264px;
              border: 1px solid $colorH;
              ul{
                display: flex;
                justify-content: space-between;
                height: 75px;
                li{
                  height: 75px;
                  line-height: 75px;
                  // width: 241px;
                  flex: 1;
                  padding-left: 23px;

                }
                a{
                  color: $colorB;
                  font-size: 14px;
                }
                img{
                  width: 42px;
                  height: 35px;
                  vertical-align: middle;
                }
              }
            }
          }         
        }
      }
      .swiper-container{
        height: 451px;
        img{
          width: 100%;
          height: 100%;
        }
        .swiper-button-prev{
          left: 270px;
        }
      }
    }
    .ads-box{
      @include flex();
      margin-top: 55px;
      a{
        width: 296px;
        height: 167px;
      }
    }
    .banner{
      margin-top: 20px;
      margin-bottom: 50px;
    }
    .product-box{
      background-color: $colorJ;
      padding: 30px 0 50px;
      h2{
        font-size: 22px;
        height: 21px;
        line-height: 21px;
        color: $colorB;
        margin-bottom: 20px;
      }
      .wrapper{
        display: flex;
        .banner-left{
          margin-right: 16px;
          img{
            width: 224px;
            height: 619px;
          }
        }
        .list-box{
          .list{
            @include flex();
            width: 986px;
            margin-bottom: 14px;
            &:last-child{
              margin-bottom: 0;
            }
            .item{
              width: 236px;
              height: 302px;
              background-color: $colorG;
              text-align: center;
              span{
                display:inline-block;
                width:67px;
                height:24px;
                font-size:14px;
                line-height:24px;
                color:$colorG;
                &.new-pro{
                  background-color:#E82626;
                  // background-color:#7ECF68 ;
                }
                &.kill-pro{
                  background-color: #7ECF68;
                }
              }
              .item-img{
                img{
                  height: 195px;
                  width: 100%;
                }
              }
              .item-info{
                h3{
                  font-size: $fontJ;
                  color:$colorB;
                  line-height: $fontJ;
                  font-weight: bold;
                }
                p{
                  color: $colorD;
                  line-height: 13px;
                  margin: 6px auto 13px;
                }
                .price{
                  color: #F20A0A;
                  font-size: $fontJ;
                  font-weight: bold;
                  cursor: pointer;
                  &:after{
                    content: '';
                    @include bgImg(22px,22px,'/imgs/icon-cart-hover.png');
                    margin-left: 5px;
                    vertical-align: middle;
                  }
                }
              }
            }
          }
        }
      }
    }
  }
</style>